Home / 19,614.69-29,428.52-6,476.09

Finding the Fourth Proportional to 19,614.69, 29,428.52 and 6,476.09

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Solution

The fourth proportional to 19,614.69, 29,428.52 and 6,476.09 is: 9,716.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.69 : 29,428.52 = 6,476.09 : x
  2. Step 2: Convert to fraction form
    19,614.69/29,428.52 = 6,476.09/x
  3. Step 3: Cross multiply
    19,614.69x = 29,428.52 × 6,476.09
  4. Step 4: Simplify right side
    19,614.69x = 190,581,564.56
  5. Step 5: Solve for x
    x = 190,581,564.56/19,614.69
  6. Step 6: Final answer
    x = 9,716.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.